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Finding the Fourth Proportional to 606.98, 837.72 and 441.74

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Solution

The fourth proportional to 606.98, 837.72 and 441.74 is: 609.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    606.98 : 837.72 = 441.74 : x
  2. Step 2: Convert to fraction form
    606.98/837.72 = 441.74/x
  3. Step 3: Cross multiply
    606.98x = 837.72 × 441.74
  4. Step 4: Simplify right side
    606.98x = 370,054.43
  5. Step 5: Solve for x
    x = 370,054.43/606.98
  6. Step 6: Final answer
    x = 609.66

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.